He was found alive and well after three days spent outside in subzero temperatures .
三天在温度零下的环境里，他被发现仍然活着。
High science technology , the regular lighting temperature is between the normal and 20 subzero .
高科技技术，常温至零下20度能启动照明。
Some specific brigades were trained for operation in particular terrain types : subzero , aquatic , forested , mountainous , and the like .
有些特别的旅被训练在某些特殊的环境作战，如零下气温、水栖环境、森林、山脉等地方。
The food and agriculture organization , in its " special alert " on tuesday , said the drought 's effects had been somewhat tempered by relatively few days of subzero temperatures and government irrigation projects .
